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<title>symlink</title>
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<h2 align=center>symlink</h2>
<h4 align=center>OS/161 Reference Manual</h4>

<h3>Name</h3>
symlink - create symbolic link

<h3>Library</h3>
Standard C Library (libc, -lc)

<h3>Synopsis</h3>
#include &lt;unistd.h&gt;<br>
<br>
int<br>
symlink(const char *<em>oldname</em>, const char *<em>linkname</em>);

<h3>Description</h3>

symlink creates a symbolic link. The symlink itself is named
<em>linkname</em>, and it points to <em>oldname</em>.
<p>

<em>oldname</em> need not exist or be on the same filesystem.

<h3>Return Values</h3>
On success, symlink returns 0. On error, -1 is returned, and
<A HREF=errno.html>errno</A> is set according to the error
encountered.

<h3>Errors</h3>

The following error codes should be returned under the conditions
given. Other error codes may be returned for other errors not
mentioned here.

<blockquote><table width=90%>
<td width=10%>&nbsp;</td><td>&nbsp;</td></tr>
<tr><td>ENODEV</td>	<td>The device prefix of <em>filename</em> did
				not exist.</td></tr>
<tr><td>ENOTDIR</td>	<td>A non-final component of <em>linkname</em>
				was not a directory.</td></tr>
<tr><td>ENOENT</td>	<td>A non-final component of <em>linkname</em>
				did not exist.</td></tr>
<tr><td>EEXIST</td>	<td><em>linkname</em> already exists.</td></tr>
<tr><td>ENOSPC</td>	<td>The filesystem that was to hold the link
				is full.</td></tr>
<tr><td>EIO</td>	<td>A hard I/O error occurred.</td></tr>
<tr><td>EFAULT</td>	<td><em>linkname</em> or <em>oldname</em> was
				an invalid pointer.</td></tr>
</table></blockquote>

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